John de Cogan

  Noted events in his life were:

• Background Information. ¹³⁰⁰
The second Maurice Fitz Geralds was the son of Gerald and grandson of "Maurice the Invader." He married Juliana de Cogan, (Great, Great Grand)daughter of one of the original adventurers, Milo de Cogan.

~Barons, Rebels & Romantics: The Fitzgeralds First Thousand Years, p. 54

• Background Information. ⁹⁹¹
Sir Maurice Fitz Gerald, according to the Earls of Kildare, page 5, married Juliana, daughter of John de Cogan, who was Lord Justice in 1247, and they had three sons, Maurice, third Baron, Gerald, father of Maurice, the fifth Baron, and Thomas, father of John, the first Earl of Kildare.

John married Marie de Prendergast.